Finding the Fourth Proportional to 39,445,366.80, 59,127,809.40 and 26,667,163.20
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Solution
The fourth proportional to 39,445,366.80, 59,127,809.40 and 26,667,163.20 is: 39,973,539.88
Step by Step Solution
- Step 1: Write the proportion equation
39,445,366.80 : 59,127,809.40 = 26,667,163.20 : x - Step 2: Convert to fraction form
39,445,366.80/59,127,809.40 = 26,667,163.20/x - Step 3: Cross multiply
39,445,366.80x = 59,127,809.40 × 26,667,163.20 - Step 4: Simplify right side
39,445,366.80x = 1,576,770,942,928,294 - Step 5: Solve for x
x = 1,576,770,942,928,294/39,445,366.80 - Step 6: Final answer
x = 39,973,539.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.